Home / 102,518.47-153,703.89-62,993.91

Finding the Fourth Proportional to 102,518.47, 153,703.89 and 62,993.91

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Solution

The fourth proportional to 102,518.47, 153,703.89 and 62,993.91 is: 94,445.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,518.47 : 153,703.89 = 62,993.91 : x
  2. Step 2: Convert to fraction form
    102,518.47/153,703.89 = 62,993.91/x
  3. Step 3: Cross multiply
    102,518.47x = 153,703.89 × 62,993.91
  4. Step 4: Simplify right side
    102,518.47x = 9,682,409,589.70
  5. Step 5: Solve for x
    x = 9,682,409,589.70/102,518.47
  6. Step 6: Final answer
    x = 94,445.51

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.